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Astronomy

Dec. 18, 2017 Rise Solar Noon Set
Actual Time 7:17 AM EST 11:57 AM EST 4:36 PM EST
Civil Twilight 6:46 AM EST   5:07 PM EST
Nautical Twilight 6:12 AM EST   5:41 PM EST
Astronomical Twilight 5:39 AM EST   6:14 PM EST
Altitude -0.8° 26.5° -0.8°
Azimuth 120.5° 180.0° 239.5°
Hour Angle of the Sun 69.9° 69.9° -69.9°
Mean Anomaly of the Sun 344.06° 344.26° 344.45°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -93.52° -93.31° -93.09°
Sun Declination -23.40° -23.40° -23.40°
Moon 7:19 AM EST   5:15 PM EST
Length of Visible Light 10h 20m
Length of Day
9h 19m
New Moon, 0% of the Moon is Illuminated
Dec 18
New Moon
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter
Jan 16
New